. >> lyndsey patterson was on leave from her job from the navy visiting her mom who lives just the backyardwas inside in the bathroom that faced away from the hall house and out on the street. >> it was a horrible scream. it was something was wrong kind of scream. >> a woman's she thought? she went outside to tell her mom and i said did you hear that scream? and she said, "yeah." but, i think it is kids playing in the pool. >> kids at 6:00 something in the morning? she stepped on the planters she said and looked over the wall. >> at that point, i saw a man with his hand, one hand on top of a woman's head and one hand on her back and she was faced down in the water. >> like something going on? >> yes, that's what i assumed. >> that's she thought she was looking at a sex act in progress. i don't know why it didn't seemed right but something made me want to look again. >> 90 seconds between her first and second look. this time she said she only saw the man in the spa. >> he's leaning back and relaxed in the hot tub but i don't see her. he had his elbow back and kind of looking around like noth